From 21176fed25c3b0cb17c6c42d71b4e3d68b8f9dd4 Mon Sep 17 00:00:00 2001
From: Michael Ellerman <michael@ozlabs.org>
Date: Mon, 11 Apr 2011 21:25:01 +0000
Subject: powerpc/pci: Split IO vs MMIO indirect access hooks

The goal is to avoid adding overhead to MMIO when only PIO is needed

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
 arch/powerpc/platforms/Kconfig | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'arch/powerpc/platforms/Kconfig')

diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 658ffc5..54db9fb 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -154,11 +154,17 @@ config PPC_P7_NAP
 config PPC_INDIRECT_IO
 	bool
 	select GENERIC_IOMAP
-	default n
+
+config PPC_INDIRECT_PIO
+	bool
+	select PPC_INDIRECT_IO
+
+config PPC_INDIRECT_MMIO
+	bool
+	select PPC_INDIRECT_IO
 
 config GENERIC_IOMAP
 	bool
-	default n
 
 source "drivers/cpufreq/Kconfig"
 
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